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      <a href="/typhoon/2018/10/10/springboot-6-容器/" title="springboot(6)--容器" itemprop="url">springboot(6)--容器</a>
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			<ol class="toc"><li class="toc-item toc-level-5"><a class="toc-link" href="#springboot-amp-tomcat"><span class="toc-number">1.</span> <span class="toc-text">springboot&tomcat</span></a></li><li class="toc-item toc-level-5"><a class="toc-link" href="#springboot-amp-jetty"><span class="toc-number">2.</span> <span class="toc-text">springboot&jetty</span></a></li><li class="toc-item toc-level-5"><a class="toc-link" href="#springboot-amp-undertow"><span class="toc-number">3.</span> <span class="toc-text">springboot&undertow</span></a></li><li class="toc-item toc-level-5"><a class="toc-link" href="#总结"><span class="toc-number">4.</span> <span class="toc-text">总结</span></a></li></ol>
		
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		<pre><code>    我们以Main方式启动springboot应用，默认是使用springboot内置容器tomcat启动的，
springboot支持的容器除了tomcat还有jetty和undertow等等，接下来我们就通过编码来分别
</code></pre><a id="more"></a>
<pre><code>实现springboot2.x基于不同的容器启动。
</code></pre><h5 id="springboot-amp-tomcat"><a href="#springboot-amp-tomcat" class="headerlink" title="springboot&amp;tomcat"></a>springboot&amp;tomcat</h5><pre><code>    springboot的默认启动方式是使用内置的tomcat容器，只要pom中引入了spring-boot-starter-web
依赖，应用就可以直接启动。
</code></pre><p><strong>1.引入依赖</strong></p>
<pre><code>除了最基础的依赖spring-boot-starter，还需要引入spring-boot-starter-web:
</code></pre><figure class="highlight"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div></pre></td><td class="code"><pre><div class="line">&lt;dependency&gt;</div><div class="line">    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">    &lt;artifactId&gt;spring-boot-starter-web&lt;/artifactId&gt;</div><div class="line">&lt;/dependency&gt;</div></pre></td></tr></table></figure>
<p><strong>2.编写测试代码</strong></p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div><div class="line">8</div><div class="line">9</div></pre></td><td class="code"><pre><div class="line"><span class="meta">@RestController</span></div><div class="line"><span class="meta">@Slf</span>4j</div><div class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">IndexController</span> </span>&#123;</div><div class="line">    <span class="meta">@GetMapping</span>(<span class="string">"/hello"</span>)</div><div class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">hello</span><span class="params">()</span> </span>&#123;</div><div class="line">        log.info(<span class="string">"print log ,string=&#123;&#125;"</span>,<span class="string">"hello"</span>);</div><div class="line">        <span class="keyword">return</span> <span class="string">"hello"</span>;</div><div class="line">    &#125;</div><div class="line">&#125;</div></pre></td></tr></table></figure>
<p><strong>3.运行&amp;测试</strong></p>
<pre><code>运行应用启动类，浏览器输入http://localhost:8080/hello:
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb1.png" alt="springboot" title="springboot">
<pre><code>应用正常启动并且能够接收请求，使用内嵌tomcat启动springboot成功。
</code></pre><h5 id="springboot-amp-jetty"><a href="#springboot-amp-jetty" class="headerlink" title="springboot&amp;jetty"></a>springboot&amp;jetty</h5><pre><code>    jetty是一款轻量级的web容器，在国内市场也占有一定的份额。Jetty 是一个开源的servlet容器，它为基于Java
的web容器，例如JSP和servlet提供运行环境。Jetty是使用Java语言编写的，它的API以一组JAR包的形式发布。开发
人员可以将Jetty容器实例化成一个对象，可以迅速为一些独立运行（stand-alone）的Java应用提供网络和web连接。
</code></pre><p><strong>1.引入依赖</strong></p>
<pre><code>引入spring-boot-starter-web要排掉内嵌tomcat，另外引入spring-boot-starter-jetty依赖:
</code></pre><figure class="highlight"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div><div class="line">8</div><div class="line">9</div><div class="line">10</div><div class="line">11</div><div class="line">12</div><div class="line">13</div><div class="line">14</div><div class="line">15</div></pre></td><td class="code"><pre><div class="line">&lt;dependency&gt;</div><div class="line">    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">    &lt;artifactId&gt;spring-boot-starter-web&lt;/artifactId&gt;</div><div class="line">    &lt;exclusions&gt;</div><div class="line">	&lt;exclusion&gt;</div><div class="line">	    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">	    &lt;artifactId&gt;spring-boot-starter-tomcat&lt;/artifactId&gt;</div><div class="line">	&lt;/exclusion&gt;</div><div class="line">    &lt;/exclusions&gt;</div><div class="line">&lt;/dependency&gt;</div><div class="line">&lt;!-- jetty --&gt;</div><div class="line">&lt;dependency&gt;</div><div class="line">    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">    &lt;artifactId&gt;spring-boot-starter-jetty&lt;/artifactId&gt;</div><div class="line">&lt;/dependency&gt;</div></pre></td></tr></table></figure>
<p><strong>2.运行&amp;测试</strong></p>
<pre><code>运行应用启动类：
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb2.png" alt="springboot" title="springboot">
<pre><code>浏览器输入http://localhost:8080/hello:
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb3.png" alt="springboot" title="springboot">
<pre><code>应用正常启动并且能够接收请求，使用jetty启动springboot成功。
</code></pre><h5 id="springboot-amp-undertow"><a href="#springboot-amp-undertow" class="headerlink" title="springboot&amp;undertow"></a>springboot&amp;undertow</h5><pre><code>Undertow 是红帽公司开发的一款基于 NIO 的高性能 Web 嵌入式服务器，也是一款springboot推荐使用的轻量级web容器。
</code></pre><p><strong>1.引入依赖</strong></p>
<pre><code>引入spring-boot-starter-undertow，并排掉spring-boot-starter-web的内嵌tomcat:
</code></pre><figure class="highlight"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div><div class="line">8</div><div class="line">9</div><div class="line">10</div><div class="line">11</div><div class="line">12</div><div class="line">13</div><div class="line">14</div><div class="line">15</div></pre></td><td class="code"><pre><div class="line">&lt;dependency&gt;</div><div class="line">    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">    &lt;artifactId&gt;spring-boot-starter-web&lt;/artifactId&gt;</div><div class="line">    &lt;exclusions&gt;</div><div class="line">	&lt;exclusion&gt;</div><div class="line">	    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">	    &lt;artifactId&gt;spring-boot-starter-tomcat&lt;/artifactId&gt;</div><div class="line">	&lt;/exclusion&gt;</div><div class="line">    &lt;/exclusions&gt;</div><div class="line">&lt;/dependency&gt;</div><div class="line">&lt;!-- undertow --&gt;</div><div class="line">&lt;dependency&gt;</div><div class="line">    &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;</div><div class="line">    &lt;artifactId&gt;spring-boot-starter-undertow&lt;/artifactId&gt;</div><div class="line">&lt;/dependency&gt;</div></pre></td></tr></table></figure>
<p><strong>2.运行&amp;测试</strong></p>
<pre><code>运行应用启动类：
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb4.png" alt="springboot" title="springboot">
<pre><code>浏览器输入http://localhost:8080/hello:
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb5.png" alt="springboot" title="springboot">
<pre><code>应用正常启动并且能够接收请求，使用undertow启动springboot成功。
</code></pre><h5 id="总结"><a href="#总结" class="headerlink" title="总结"></a>总结</h5><pre><code>    一般springboot推荐使用内嵌tomcat，jetty和undertow启动，当然也可部署到外部tomcat容器启动，默认是使用内嵌tomcat
启动，使用的时候只需要引入spring-boot-starter-web依赖就会把spring-boot-starter-tomcat带进来：
</code></pre><img src="/typhoon/2018/10/10/springboot-6-容器/sb6.png" alt="springboot" title="springboot">
<pre><code>一般情况下不需要关注，具体使用哪种容器启动还需要根据个人喜好和满足特定的场景也抉择。
</code></pre>  
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